Home / 2,192,706.90-3,289,060.35-1,072,962.90

Finding the Fourth Proportional to 2,192,706.90, 3,289,060.35 and 1,072,962.90

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Solution

The fourth proportional to 2,192,706.90, 3,289,060.35 and 1,072,962.90 is: 1,609,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,706.90 : 3,289,060.35 = 1,072,962.90 : x
  2. Step 2: Convert to fraction form
    2,192,706.90/3,289,060.35 = 1,072,962.90/x
  3. Step 3: Cross multiply
    2,192,706.90x = 3,289,060.35 × 1,072,962.90
  4. Step 4: Simplify right side
    2,192,706.90x = 3,529,039,731,411.01
  5. Step 5: Solve for x
    x = 3,529,039,731,411.01/2,192,706.90
  6. Step 6: Final answer
    x = 1,609,444.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.